Overview

overview

10

Static

static

60217778xls.scr

windows7_x64

10

60217778xls.scr

windows10_x64

3

Analysis

  • max time kernel
    88s
  • max time network
    35s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    30-06-2020 12:05

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General

  • Target

    60217778xls.scr

  • Size

    513KB

  • MD5

    2d8c1706c2ecb3d0abd19e7434cdbf10

  • SHA1

    4a360f0e3e437af3e951bcd77b99b8de1bdc9a34

  • SHA256

    369da6c535b8119d4b66593951b4b7939550e4454f9514869c408487a73634cd

  • SHA512

    fb3d03ce9a42b38b92c388d4dd875b07c1e7f91eada9be70a510fccc8bacb7deeb48e2e16cec7498930ddd145a2dcd1834bd08a0e93a9c829f7b7d3b14a189ad

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    pagejeffrey@yandex.com
  • Password:
    $44#@weC0*

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 4 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spyware
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spyware
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spyware
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\60217778xls.scr
    "C:\Users\Admin\AppData\Local\Temp\60217778xls.scr" /S
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kzJBlDu" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF833.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1844
    • C:\Users\Admin\AppData\Local\Temp\60217778xls.scr
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1868

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpF833.tmp
    MD5

    09dbad059239360bbba613f581480234

    SHA1

    0994cf89d033711ac859b3d9bf5f84350c3ab71e

    SHA256

    fe6c4813b4440934c9b14f196f30c5c80ea088f8249bdf4e39547d81c172a224

    SHA512

    4a32e05529acf87d91f9fc9c545f6bb7161d4758412f106916f2b991c06e57fde7055a6aae6e0e0ecf6330646a24b6b6d9a5a56af58a4f7718c2f9be5bc63079

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  • memory/1500-1-0x0000000000000000-0x0000000000000000-disk.dmp
    Download
  • memory/1844-2-0x0000000000000000-mapping.dmp
    Download
  • memory/1868-4-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1868-5-0x0000000000446ADE-mapping.dmp
    Download
  • memory/1868-6-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1868-7-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download